A randomized 25 question test from a pool of 761 questions, good luck!
IPv4 network classes can also be defined by the default subnet masks that they use. If the subnet mask was 255.0.0.0, which of the classes below would be used?
In each OSI layer, each device must be identified to be used. In which of the layers below does the physical address of each network device reside?
SCADA control systems are similar to other control system, but the components for a SCADA system vary slightly. Which of the components below would be designed to reduce intermittent communication?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would make use of a Foundation Fieldbus protocol?
Communication that is wireless in a SCADA system is common. Which of the communication methods below would be best defined as one that is low cost with high data throughputs, but must have security measures installed to protect the data?
Which of the answers below can be best described as "A coating surrounding the optic core that reflects the light signal back into the core"?
The limits of a OUT parameter status field has several different classifications. Which of the classifications below can be described as the indication of a parameter within the set range?
DCS commonly is considered a computerised control system for a plant that has central operator supervisory control. Which of the terms below is best described as a system that allows for exchange of data throughout, but can have remote systems within the system?
Which of the answers is not an disadvantage of analog field communication? Choose the best answer from those below.
Which of the terms below is not used to deliver power and data to all devices connected to an H1 transmission segment? Choose the answer below that best applies.
There are several different network access methods available to wired Ethernet. Which of the methods below is the one used by wired Ethernet?
There are many different software programs that are commonly used by a DCS. Which of the programs below would allow the control of an employees access level in the system?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "C"?
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the NIC interacts with?
Of the problems below, Which would be best mitigated by termination resistors?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a discreet input memory location?
There are several different ways to let an operator know about an alarm in any HMI. Which of the answers below would best be described as a horn being sounded?
A DCS collects a lot of data during the course of operating. Which of the terms below would best describe the system where data is collected and organized?
RS-232 to USB is the best example of which of the following converters?
Which of the answers below best describes the transmission mode of data between a DTE and a DCE?
There are several layers in the DCS architecture. Which of the levels below would have direct control over the ESD system?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that coverts the analog signals from T/Cs and RTDs to a digital signal?
Which of the answers below best describes the OSI layers that a HART certified is not compliant with?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a analog input memory location?
Which of the answers below best represents the first bit sent in a RS-232 asynchronous frame?